﻿using Pomelo;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.FileProviders;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using Model;
using MyMusicList.DBModel;

namespace MyMusicList
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddDbContext<DataDBContext>(optionsBuilder => {
                var dataAppSetting = Configuration.GetSection("ConnectionSetting").Get<ConnectionSetting>();
                if (dataAppSetting == null)
                {
                    throw new Exception("未配置数据库连接");
                }

                switch (dataAppSetting.DbType)
                {
                    case 1:
                        //server连接，EnableRetryOnFailure表示失败支持重试；
                        optionsBuilder.UseSqlServer(dataAppSetting.UserConnectionString, option => option.EnableRetryOnFailure());
                        break;
                    default:
                        optionsBuilder.UseMySQL(dataAppSetting.UserConnectionString);
                        break;
                }
            });

            //设置接收文件长度的最大值。
            services.Configure<FormOptions>(x =>
            {
                x.ValueLengthLimit = int.MaxValue;
                x.MultipartBodyLengthLimit = int.MaxValue;
                x.MultipartHeadersLengthLimit = int.MaxValue;
            });

           

            services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1);

            services.Configure<ApiBehaviorOptions>(options =>
            {
                options.SuppressModelStateInvalidFilter = true;
            });

           
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env,DataDBContext context)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseHsts();
            }

            app.UseHttpsRedirection();
            app.UseMvc();
            app.UseMvc(routes =>
            {
                routes.MapRoute("default", "{controller=Home}/{action=Index}/{id?}");
            });

            //app.UseDirectoryBrowser(new DirectoryBrowserOptions()//提供文件目录访问形式
            //{
            //    FileProvider = new PhysicalFileProvider(@"D:\自己练习\vs部分\MyMusicList\main\bin\Debug\netcoreapp2.1\wwwroot"),
            //    RequestPath = new PathString("/wwwroot"),
            //});


            app.UseFileServer(new FileServerOptions()//直接开启文件目录访问和文件访问
            {
                EnableDirectoryBrowsing = true,//开启目录访问
                FileProvider = new PhysicalFileProvider(@"D:\自己练习\vs部分\MyMusicList\main\bin\Debug\netcoreapp2.1\wwwroot"),
                RequestPath = new PathString("/wwwroot"),

            });


                context.Database.EnsureCreated();
        }
    }
}
